Fredericktown is a city located in Missouri. With a 2020 population of 4,011, it is the 163rd largest city in Missouri and the 5394th largest city in the United States. Fredericktown is currently growing at a rate of 0.17% annually and its population has increased by 0.65% since the most recent census, which recorded a population of 3,985 in 2010. Fredericktown reached it's highest population of 4,040 in 2012. Spanning over 4 miles, Fredericktown has a population density of 927 people per square mile.
The average household income in Fredericktown is $42,619 with a poverty rate of 22.13%. The median rental costs in recent years comes to $587 per month, and the median house value is $84,900. The median age in Fredericktown is 33 years, 30.3 years for males, and 39.4 years for females. For every 100 females there are 86.8 males.